one decimal place. Grid reference is based on the British national grid reference system, also known as OSGB36, and is the system used by the Ordnance Survey. Those SSSIs with more than one OS grid reference are composed of multiple sections, separated by non-SSSI land. Site notification consists of designating a site as an SSSI and consulting with the owner(s). This list uses the date notified under Section 28 of the Wildlife and Countryside Act 1981. Link to maps using the Nature on the Map service provided by Natural England. The River Blythe site extends into the county of Warwickshire and so can be found on the list of SSSIs in Warwickshire. References West Midlands Sites of Special